| Introductory Features | Uncontrolled Group (n=51) | Controlled Group (n=43) | Test and p value |
| Age | | | X2*=37.79 p=0.696 |
| n (%) | n(%) | ||
| Gender | |||
| Female | 20 (39.2) | 10 (23.3) | X2=2.75 p=0.098 |
| Male | 31 (60.8) | 33 (76.7) | |
| Diagnosis | |||
| Respiratory Insufficiency ** | 34 (66.7) | 26 (60.5) | X2=0.38 p=0.533 |
| Other* *(ABY,COLD, HT,…) | 48 (94.16) | 40 (93.07) | |
| Previous Clinic | |||
| Emergency | 16 (37.2) | 19 (37.3) | X2=3.17 p=0.205 |
| Intra-Hospital Clinics | 26 (60.5) | 26 (51.0) | |
| Intra-hospital ICU | 6 (11.8) | 1 (2.3) | |
| Reason of Hospitalization | |||
| Trauma | 4 (7.8) | 4 (9.3) | X2=3.43 p=0.488 |
| Postop | 7 (13.7) | 7 (16.3) | |
| Internal Diseases | 40 (78.4) | 32 (74.4) | |